This kit contains the usual parts required to service E61 group heads (lever operated) which have not had a service for a number of years. If your machine is relatively new or recently serviced, you may only need the minor service kit available here.

Major service kit - If it has been up to 5 years since your machine has been serviced, you may require the major service kit which includes:

• 8.5mm group seal
• 8mm group seal
• 0.8mm spacer
• 0.5mm spacer
• E61 Shower screen
• 3 x complete valves
• 1 x cam
• 2 x cam seals
• Mushroom filter
• Molykote lubricant
• E61 teflon seals
• 2 x Mushroom bottom o-ring 

Please note that the Mushroom O-Rings supplied are 2 different types as there are different requirements across variations of E61 Group Heads.